> Closed-source software doesn't allow verifying it, so it's safest to assume it's insecure. The bulk of the article was a response to this claim: it covered h

> Closed-source software doesn't allow verifying it, so it's safest to assume it's insecure. The bulk of the article was a response to this claim: it covered how closed-source software can have its security analyzed through black-box techniques. I recommend giving it a read before dismissing it.